#686757
Closest named color: Dim Gray (#696969). oklch(51% 0.024 104.3), rgb(104, 103, 87).
Aa
White text reads best on this color (5.72:1).
About this color
#686757 is a medium-dark close to neutral grey. In OKLCH its lightness is 51%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.027 away. White text reads best on it, at 5.72:1.
| Hue family | Neutrals |
| Lightness | medium-dark (51%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.66:1 |
| White text | 5.72:1 |
Values
| HEX | #686757 |
| RGB | rgb(104, 103, 87) |
| HSL | hsl(56, 9%, 37%) |
| OKLCH | oklch(51% 0.024 104.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #686757 | 5.72:1 | AA | Lc -83.9 | Fine for body text |
| Black text on #686757 | 3.66:1 | AA large text | Lc 25.4 | Dividers and decoration only |
| #686757 text on white | 5.72:1 | AA | Lc 78.7 | Fine for body text |
| #686757 text on black | 3.66:1 | AA large text | Lc -23.1 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE7
oklch(93.6% 0.004 106.5)
-
Step 200
200
#DAD9D4
oklch(88.5% 0.007 97.4)
-
Step 300
300
#C1C1B8
oklch(80.8% 0.012 106.7)
-
Step 400
400
#A2A194
oklch(70.6% 0.019 103.3)
-
Step 500
500
#8B8A7A
oklch(63% 0.023 104.1)
-
Step 600
600
#757463
oklch(55.5% 0.025 104.4)
-
Step 700
700 (this color)
#686757
oklch(51% 0.024 104.3)
-
Step 800
800
#515043
oklch(42.8% 0.021 103.6)
-
Step 900
900
#434239
oklch(37.7% 0.015 101.9)
-
Step 950
950
#272721
oklch(27.1% 0.011 107.1)
#686757 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #6A6656 | 0.004 |
| Deuteranopia (no green cones) | #6B6758 | 0.005 |
| Tritanopia (no blue cones) | #6B6562 | 0.021 |
| Achromatopsia (no color) | #666666 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #686757
#686757
oklch(51% 0.024 104.3)
- #646474
#646474
oklch(50.9% 0.025 285.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #686757, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.027
- Dark Taupe #7F684E ΔE 0.039
- Grey Brown #7F7053 ΔE 0.048
- Dark Moss Green #606C38 ΔE 0.053
- Slate #516572 ΔE 0.054
- Dirt Brown #836539 ΔE 0.055
- Cocoa #875F42 ΔE 0.055
- Dull Brown #876E4B ΔE 0.059
Use #686757 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.